Remarkable science has never been more inspirational -- or more important. From the latest advances in medicine and technology, to new findings in evolution and the cosmos, 2019 This Day in Science boxed calendar features a remarkable new discovery each day--and will fill your year with unbelievable wonders.

February 22, 2017: NASA announce that the Spitzer Space Telescope revealed the largest batch of Earth-size, habitable-zone planets around a single star.